{"id":17658,"date":"2021-04-14T00:05:05","date_gmt":"2021-04-14T04:05:05","guid":{"rendered":"https:\/\/iridian.jp\/?page_id=17658"},"modified":"2021-04-19T15:57:31","modified_gmt":"2021-04-19T19:57:31","slug":"single-cavity-filter-tutorial-dup","status":"publish","type":"post","link":"https:\/\/iridian.jp\/en\/learning_center\/single-cavity-filter-tutorial-dup\/","title":{"rendered":"Single Cavity Filter Tutorial"},"content":{"rendered":"<p>The Single Cavity Filter (SCF) is used to select a single frequency from a broad spectral range. SCFs are typically used for wavelength locking.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-243\" src=\"https:\/\/iridian.jp\/wp-content\/uploads\/2014\/10\/Single-Cavity-Tutorial.gif\" alt=\"Single-Cavity-Tutorial\" width=\"360\" height=\"175\" \/><\/p>\n<h2>Center Wavelength (CWL) [nm]:<\/h2>\n<p>The center wavelength (CWL) is defined as the mean wavelength @ -3 dB of the SCF e.g.<\/p>\n<p style=\"padding-left: 30px;\">If the \u20133 dB bandwidth of the SCF is 1564.825 \u2013 1565.175 nm then the CWL is (1565.175 + 1564.825)\/2 ~ 1565.000 nm.<\/p>\n<h2>Band Width (BW) [nm]:<\/h2>\n<p>The width of the transmittance curve about the center wavelength at a certain specified transmittance level.<\/p>\n<p style=\"text-align: center;\">[nice-button link=&#8221;https:\/\/iridian.jp\/product\/single-cavity-etalons\/&#8221;] Single Cavity Etalons[\/nice-button]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Single Cavity Filter (SCF) is used to select a single frequency from a broad spectral range. SCFs are typically used for&#8230;<\/p>\n","protected":false},"author":159,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"off","_et_pb_old_content":"<h1>Single Cavity Filter Tutorial<\/h1><p>The Single Cavity Filter (SCF) is used to select a single frequency from a broad spectral range. SCFs are typically used for wavelength locking.<\/p><p><img class=\"alignnone size-full wp-image-243\" src=\"https:\/\/iridian.jp\/\/\/wp-content\/uploads\/2014\/10\/Single-Cavity-Tutorial.gif\" alt=\"Single-Cavity-Tutorial\" width=\"360\" height=\"175\" \/><\/p><h2>Center Wavelength (CWL) [nm]:<\/h2><p>The center wavelength (CWL) is defined as the mean wavelength @ -3 dB of the SCF e.g.<\/p><blockquote><p>If the \u20133 dB bandwidth of the SCF is 1564.825 \u2013 1565.175 nm then the CWL is (1565.175 + 1564.825)\/2 ~ 1565.000 nm.<\/p><\/blockquote><h4>Band Width (BW) [nm]:<\/h4><p>The width of the transmittance curve about the center wavelength at a certain specified transmittance level.<\/p>","_et_gb_content_width":"","footnotes":""},"categories":[2207,2205],"tags":[],"class_list":["post-17658","post","type-post","status-publish","format-standard","hentry","category-how_to","category-learning_center"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.7 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Single Cavity Filter Tutorial - Iridian Spectral Technologies<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/iridian.jp\/en\/learning_center\/single-cavity-filter-tutorial-dup\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Single Cavity Filter Tutorial\" \/>\n<meta property=\"og:description\" content=\"The Single Cavity Filter (SCF) is used to select a single frequency from a broad spectral range. 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